Warning: message 1bUVwe-0000f2-J4 delayed 48 hours

[Mail Delivery System]

This message was created automatically by mail delivery software.
A message that you sent has not yet been delivered to one or more of its
recipients after more than 48 hours on the queue on server.paraekonomi.net.

The message identifier is:     1bUVwe-0000f2-J4
The subject of the message is: =?utf-8?B?0JrQu9C40LXQvdGC0YHQutC40LUg0LHQsNC30YsgIEVt?=
	=?utf-8?B?YWlsOiBiYXd1cGVjb2RhLTM4OTdAeW9wbWFpbC5jb20g?=
	=?utf-8?B?U2t5cGU6IHByb2Rhd2V6Mzg5INCX0LDQv9GA0L7RgdC4?=
	=?utf-8?B?0YLQtSDQv9C+0LTRgNC+0LHQvdC+0YHRgtC4INGB0LXQ?=
	=?utf-8?B?udGH0LDRgSDQldGB0LvQuCDQuNC90YLQtdGA0LXRgdC9?=
	=?utf-8?B?0L4g0JHQu9Cw0LPQvtC00LDRgNC40Lwg0LfQsCDQsdGL?=
	=?utf-8?B?0YHRgtGA0YvQuSDQvtGC0LLQtdGCIQ==?=
The date of the message is:    Tue, 2 Aug 2016 15:24:31 +0700

The address to which the message has not yet been delivered is:

  pkg-games-devel at lists.alioth.debian.org
    host mail.alioth.debian.org [5.153.231.21]
    Delay reason: SMTP error from remote mail server after RCPT TO:<pkg-games-devel at lists.alioth.debian.org>:
    451 DEFER_IF_PERMIT Greylisted, see http://postgrey.schweikert.ch/help/lists.alioth.debian.org.html

No action is required on your part. Delivery attempts will continue for
some time, and this warning may be repeated at intervals if the message
remains undelivered. Eventually the mail delivery software will give up,
and when that happens, the message will be returned to you.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: text/rfc822-headers
Size: 1264 bytes
Desc: not available
URL: <http://lists.alioth.debian.org/pipermail/pkg-games-devel/attachments/20160805/fd848888/attachment.bin>